London to San Francisco 🇺🇸
Cheapest fare
$573
Fastest
11h 10m
Direct from
No direct
Dates tracked
6
Cheapest fare
$573
Fri, Jan 22 · 1 stop · 12h 21m · Alaska Airlines
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$573 is cheaper than 83% of departure dates on this route.
This is a low price for this route.
$573$748
Price calendar
Price trend
Price alert
Cheapest day to fly
Wednesday
Averages $578, vs $748 on Sundays.
Work-hours calculator
This flight to San Francisco costs you 38h 12m of work.
Same money as
8
SUV fuel tanks
32
large pizzas
44
cinema tickets
96
fancy coffees
Airlines on this route
Alaska Airlines
from $573 · 4 dates
American Airlines
from $730 · 1 dates
British Airways
from $742 · 1 dates
Destination guide
Discover San Francisco
About San Francisco
San Francisco, officially the City and County of San Francisco, is the 17th-largest city and second-densest major city in the United States, with a 2025 population of 826,079. It is the fourth-most populous city in California and the second most-populous in the Bay Area. Some 4.6 million residents live in the city's metropolitan statistical area.
Text from Wikipedia — San Francisco, licensed CC BY-SA 4.0.
All dates
Every fare, by date
| Departs | Return | Airline | Stops | Price |
|---|---|---|---|---|
| Sun, Nov 1 | Sat, Nov 21 | Alaska Airlines | 1 stop | $748 |
| Mon, Nov 2 | Fri, Nov 27 | Alaska Airlines | 1 stop | $588 |
| Fri, Dec 4 | Tue, Dec 15 | British Airways | 1 stop | $742 |
| Wed, Dec 9 | Fri, Dec 25 | Alaska Airlines | 1 stop | $578 |
| Sat, Dec 12 | Fri, Dec 25 | American Airlines |
Also cheap
More from London
FAQ
London to San Francisco: answers
How much is a flight from London to San Francisco?+
The cheapest fare we see right now is $573 round trip on Fri, Jan 22 with Alaska Airlines.
Are there direct flights from London to San Francisco?+
We haven't seen a direct fare recently; the best options have 1+ stop.
How long is the flight from London to San Francisco?+
The fastest itinerary we track takes about 11h 10m door to door.
What is the cheapest day to fly to San Francisco?+
Wednesday departures are the cheapest on average right now, Sunday the most expensive.
